Run results for: Map vs Object (get) [2]

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15

Browser: Safari 14

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Obj	2116.1 Ops/sec
Map	2097.4 Ops/sec

Script Preparation code:

var map = new Map();
var obj = {};
var key = 'a';
var count = 1000;

var sum = 0;

map.set(key, 5);
obj[key] = 5;

​x
 
var map = new Map();var obj = {};var key = 'a';var count = 1000;​var sum = 0;​map.set(key, 5);obj[key] = 5;

Tests:

for(let i = 0; i < count; i ++){
	sum += obj[key];
}

 
for(let i = 0; i < count; i ++){    sum += obj[key];}

for(let i = 0; i < count; i ++){
	sum += map.get(key);
}

 
for(let i = 0; i < count; i ++){    sum += map.get(key);}